. >> megyn: well, to give you an idea how much attention people are giving this gun debate, the fbi says background checks for firearms has soared some 39% in one month's time and that they hit a record high in the the month of december. while the government does not track how many guns are actually sold there are anecdotal reports from gun store owners and manufacturers that firearms are flying off the shelves. major manufacturer suggests that that trend is being reflected in their world as well and the background checks of course support that notion. and now to a murder mystery surrounding the death of a lottery winner. chicago resident kahn hit the jackpot last summer winning a million dollars on a scratch-off tickets. friends and family say he was ecstatic and 24 hours after state officials issued him a check for the winnings, police say kahn suddenly died a now, after initially they said it was of natural causes, they say in fact he was the victim of cyanide poisoning. trace gallagher has more, trace? >> reporter: and this one, megyn, caught the medical examiner off guard. when he b